3
Firmware Update
3.1 Validity Information
Device
Order Number
R&S® SMB100B RF Analog Signal Generator
1422.7950K02
3.2 Downgrade
Generally it is not recommended to use an earlier version than the latest version
available. In some cases the older versions do not support the hardware used in your
instrument. Before installing this firmware, check if this could happen:
► Start System Config
Setup
Instrument Assembly
Versions / Options
In the tab “Firmware”, you find the
► If the version to be installed is greater or equal than the “Min.Version”, the
hardware will be supported after downgrading. (However, this cannot be
guaranteed for all software options)
► If the version to be installed is lesser than the “Min.Version”, not all of the modules
will be supported.
You instrument will not work after downgrading!
► Downgrading may fail using standard rsu-Files (eg. due to changes in the
instrument configuration file). In this case, press PRESET-Button during power-on
or install ISO image available from service department.
3.3 Update Information
The update procedure requires that the instrument is operational. There is no need to
uninstall the current firmware. Instrument settings are preserved during the update,
including user data and network settings.
To perform this procedure, USB Storage must be enabled in security settings.
Press the
SETUP
key, select
Security
and check
USB Storage
setting.
